Sethi, P. D. Quantitative analysis of drugs in pharmaceutical formulations / by P. D. Sethi - 3rd ed. - New Delhi : CBS Pub. & Dist., 1997 [reprinted 2005]. - xxv, 643 p. : ill. ; 24 cm. Includes index. ISBN: 8123905602 Subjects--Topical Terms: Chemistry, Pharmaceutical--methods. Dewey Class. No.: 615.1901 / SEQ 2005